1143502325 has 12 divisors (see below), whose sum is σ = 1620506400. Its totient is φ = 784115760.

The previous prime is 1143502319. The next prime is 1143502337. The reversal of 1143502325 is 5232053411.

It is a happy number.

It is not a de Polignac number, because 1143502325 - 2⁴ = 1143502309 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1143502294 and 1143502303.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3266975 + ... + 3267324.

It is an arithmetic number, because the mean of its divisors is an integer number (135042200).

Almost surely, 2^1143502325 is an apocalyptic number.

It is an amenable number.

1143502325 is a deficient number, since it is larger than the sum of its proper divisors (477004075).

1143502325 is an equidigital number, since it uses as much as digits as its factorization.

1143502325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6534316 (or 6534311 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 26.

The square root of 1143502325 is about 33815.7112153508. The cubic root of 1143502325 is about 1045.7126233632.

Adding to 1143502325 its reverse (5232053411), we get a palindrome (6375555736).

The spelling of 1143502325 in words is "one billion, one hundred forty-three million, five hundred two thousand, three hundred twenty-five".